In what could well be a first, all 10 of Christie’s top evening sale lots on June 17 were sculptures. The group comprised the works of four blue-chip sculptors – Henry Moore, Barbara Hepworth, Elisabeth Frink and Barry Flanagan – and contributed much of the overall total at £11.3m.

After a bullish 2018 for the major Modern British art sales in London – during which Christie’s posted its strongest evening sale to date – results from the first ‘Mod Brit’ series of 2019 looked a little flat by comparison.

A complete set of the Metellus 'Speculum orbis terrae' publications that featured in ATG No 2399 was not the only lot to record a six-figure result in the June 5, King Street sale of the Mopelia collection of atlases and travel books.

Christie’s marathon 12-hour auction of Indian jewellery and works of art from the Al Thani family held in New York included the finest collection of courtly weapons to come to auction in well over a generation.

Published in Venice in November 1494, a copy of Luca Pacioli’s 'Summa de arithmetica, geometria, proporzioni et proporzionalità…' offered in a recent US sale was granted the rare privilege in the book auction world of having a catalogue all of its own.

Asian auction series now take place around the world throughout the year in the major centres of the art market. Paris held its latest staging this month at the beginning of the French capital’s Temps Fort or high season.

Journalist and author Grahame Lloyd has said he will continue his campaign to get Christie’s to acknowledge that the ‘wrong’ six-sixes cricket ball was sold at auction after footage emerged of the batsman Sir Garfield Sobers saying that only one ball was used in the famous over.

The question regarding the authorship of Leonardo's ‘Salvator Mundi’, the world’s most expensive painting, has again been the subject of media attention this week after it was claimed that experts at the Louvre in Paris are reluctant to exhibit it as a fully autograph work.